<template>
  <div id="app">
  <router-view></router-view>
  </div>
</template>

<script>
export default {
  data () {
    return {
      checked: true
    }
  }

}
</script>

<style>
  .box1{
    width: 300px;
    height: 300px;
    background-color: #aac;
  }
</style>
